Isotopically Labeled Compounds
Medchemexpress LLC Amantadine-d6 | 1219805-53-4 | MFCD19704894 | 98.1% | 157.29 | C10H11D6N | 10 MG
Amantadine-d6 is a deuterium-labeled analogue of amantadine supplied as a stable isotope standard for research and analytical applications, including mass spectrometry, metabolic, and pharmacokinetic studies.
- Deuterium-labeled (d6) amantadine for stable isotope applications.
- High chemical and isotopic purity (98.1%).
- Molecular formula C10H11D6N; molecular weight 157.29.
- Suitable as an internal standard for LC-MS/MS and other analytical methods.
- Available in small-mass packaging for analytical workflows (e.g., 10 MG).
Medchemexpress LLC Succinic acid-d4 | 14493-42-6 | 122.11 | 50 MG
Succinic-2,2,3,3-d4 acid is the deuterium labeled Succinic acid. Succinic acid is an intermediate product of the tricarboxylic acid cycle, as well as one of fermentation products of anaerobic metabolism. This product is for research use only and not sold to patients. It can be used as a tracer and as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- Used as a tracer.
- Used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
Cambridge Isotope Laboratories trans-DCCA (1 carboxyl-13C2 99% 1-D 97%) 100 ug/mL in MTBE 1 2 mL
trans-DCCA (1 carboxyl-13C2 99% 1-D 97%) 100 ug/mL in MTBE 1 2 mL
Cambridge Isotope Laboratories 4-Methoxyestrone (unlabeled) 0 1 mg
4-Methoxyestrone (unlabeled) 0 1 mg
Cambridge Isotope Laboratories 24R 25-Dihydroxyvitamin D3 (26 26 26 27 27 27-D6 98%) 100 ug/mL in ethanol CP 97% 1 mL
24R 25-Dihydroxyvitamin D3 (26 26 26 27 27 27-D6 98%) 100 ug/mL in ethanol CP 97% 1 mL
Medchemexpress LLC L-Xylose | 609-06-3 | 97.0% | C5H10O5 | 500 MG
L-Xylose is a rare sugar and the levorotatory form of Xylose. It can be used as a raw material for the synthesis of various drugs and bioactive molecules. It is supplied as a white to off-white solid.
- Rare sugar
- Levorotatory form of Xylose
- Raw material for the synthesis of various drugs
- Raw material for the synthesis of bioactive molecules
- White to off-white solid appearance
- Initial source: Microorganisms
Cayman Chemical PalIperIdon-d4 500ug
An internal standard for the quantification of paliperidone by GC- or LC-MS
Cayman Chemical GrnIsetron-d3 1mg
An internal standard for the quantification of granisetron by GC- or LC-MS
Medchemexpress LLC GW2580-d6 | 2733770-48-2 | 98.4% | 372.45 g/mol | C20H16D6N4O3 | 5 MG
GW2580-d6 is the deuterium-labeled analogue of GW2580, a selective inhibitor of the colony-stimulating factor 1 receptor (CSF1R). Supplied as a white to off-white solid, this isotopically labeled standard is intended for use as an analytical reference, tracer, or internal standard in quantitative and pharmacokinetic studies.
- Deuterium-labeled compound for use as an isotopic standard and tracer.
- Selective CSF1R (c-Fms) inhibitor scaffold useful in kinase research.
- Purity ~98.4% suitable for analytical applications.
- Molecular weight 372.45 g/mol; formula includes six deuterium atoms.
- Soluble in DMSO (~100 mg/mL); sonication and warming aid dissolution.
- Powder stable at -20°C for long-term storage; store solutions frozen.
Cayman Chemical DIdnosIn-d2 500ug
An internal standard for the quantification of didanosine by GC- or LC-MS
Cayman Chemical Acephate-d3 1mg
An internal standard for the quantification of acephate by GC- or LC-MS
Medchemexpress LLC O-Toluic acid-d7 | 207742-73-2 | MFCD00216766 | 99.5% | 143.19 | 100 MG
O-Toluic acid-d7 is the deuterium labeled form of o-Toluic acid (2-Methylbenzoic acid), which is a benzoic acid with a methyl group at position 2. This compound functions as a xenobiotic metabolite and is intended for research use only.
- Can be used as a tracer.
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
Medchemexpress LLC L-alanine-2-d1 | 21386-65-2 | MFCD00084105 | >=98.0% | 90.10 g/mol | C3H6DNO2 | 500 MG
L-Alanine-2-d1 is a deuterium-labeled analogue of L-alanine supplied for laboratory research. It is used as a stable isotope tracer and as an internal standard to improve accuracy and quantitation in analytical workflows such as NMR, GC-MS, and LC-MS.
- Deuterium-labeled tracer for metabolic and pharmacokinetic studies.
- Suitable as internal standard for quantitative NMR, GC-MS, and LC-MS analyses.
- White to off-white solid powder for laboratory handling.
- High chemical purity (≥98%) for analytical reliability.
- Stable under cold storage: powder -20°C (up to 3 years) or 4°C (up to 2 years).
- Molecular formula C3H6DNO2; molecular weight ~90.10 g/mol.
Medchemexpress LLC 4H-1-Benzopyran-4-one, 2-(4,5-dihydroxyphenyl-2,3,6-d3)-3,5,7-trihydroxy- | 263711-79-1 | 96.4% | 305.25 | 2.5 MG
Quercetin-d3 is a deuterium labeled quercetin, a natural flavonoid that acts as a stimulator of recombinant SIRT1 and a PI3K inhibitor with IC50 values of 2.4 μM for PI3K γ, 3.0 μM for PI3K δ, and 5.4 μM for PI3K β. This compound is suitable for various quantitative analytical applications.
- Used as a tracer
- Used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS